export const MOCK_DATA = [
    { id: '1', from: 'alice@example.com', to: ['you@example.com'], subject: 'Hello', body: '<p>Hi there!</p>', timestamp: Date.now(), unread: true, folder: 'inbox', attachments: [] },
    { id: '2', from: 'you@example.com', to: ['bob@example.com'], subject: 'Re: Hello', body: '<p>Thanks!</p>', timestamp: Date.now()-86400000, unread: false, folder: 'sent', attachments: [] },
    // 更多假数据
  ];